Patent Assignment
Reel/Frame 049583/0638
Assignment of Assignor's Interest
Recorded: 2019-06-25
Pages: 10
Assignor
THE NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
Executed: 2019-04-10
Assignee
TRONOX LLC
3301 NW 150TH ST., OKLAHOMA CITY, OKLAHOMA, 73134
Covered Properties
(18)
Titanium Dioxide Pigment Composite and Method of Making Same
Patent:
7,264,672 →
Application:
11/590,134 →
Process for Hydrothermal Production of Sodium Silicate Solutions and Precipitated Silicas
Method for Surface Treatment of Titanium Dioxide Pigment
Titanium Production Waste Byproduct as Partial Cement Replacement
Patent:
7,717,999 →
Application:
12/317,542 →
Methods of Producing Titanium Dioxide Nanoparticles
Process for Hydrothermal Production of Sodium Silicate Solutions and Precipitated Silicas
Photocatalyst Comprising TIO2 and Activated Carbon Made from Date Pits
Titanium Production Waste Byproduct as Partial Cement Replacement
Sodium Silicate Solutions
PHOTOCATALYST COMPRISING TiO2 AND ACTIVATED CARBON MADE FROM DATE PITS
Photocatalyst Comprising TIO2 and Activated Carbon Made from Date Pits
Method for Purification of Spent Sulfuric Acid from Titanium Dioxide Rutile Industry
Titanium Dioxide Nanoparticles
PHOTOCATALYST COMPRISING TiO2 AND ACTIVATED CARBON MADE FROM DATE PITS
Sodium Silicate Solutions
Patent:
8,512,664 →
Application:
13/652,952 →
Surface Treatment Method for Making High Durability Universal Titanium Dioxide Rutile Pigment
Sodium Silicate Solutions
Method for Purification of Spent Sulfuric Acid from Titanium Dioxide Rutile Industry
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 20, 2019
From: ALMUSALLAM, TAREK H.; KHAN, MOHAMMAD IQBAL; AL-ZEGHAYER, YOUSEF SALEH; AL-MASRY, WAHEED ATIA
To: NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
Reel/Frame 049544/0551 →
Assignment of Assignor's Interest
Jun 20, 2019
From: TRABZUNI, FADI MOHAMMED SAEED; EL DEKKI, HASSAN MOENES; GOPALKRISHNAN, CHATHANGAT CHEROOLIL
To: THE NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
Reel/Frame 049539/0787 →
Assignment of Assignor's Interest
Jun 20, 2019
From: VAKAYIL, AHMED Y.; BASHIR, SAMI M.; TRABZUNI, FADI M.S.
To: NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
Reel/Frame 049539/0793 →
Assignment of Assignor's Interest
Jun 20, 2019
From: AL-ZEGHAYER, YOUSEF SALEH; BASHIR, SAMI M.; YASER, AHMED V.; EL DEKKI, HASSAN M.
To: THE NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
Reel/Frame 049539/0800 →
Assignment of Assignor's Interest
Jun 20, 2019
From: VAKAYIL, AHMED YASIR; JONGEN, RENE; JOMHA, AHMAD I.
To: NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
Reel/Frame 049539/0841 →
Security Interest
May 1, 2020
From: TRONOX LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 052554/0529 →
Security Interest
Mar 12, 2021
From: TRONOX LLC
To: HSBC BANK USA, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 055579/0619 →
Release of Security Interest
Apr 7, 2022
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: TRONOX LLC
Reel/Frame 059629/0581 →
Security Interest
Sep 26, 2025
From: TRONOX LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072942/0255 →